問題詳情
10.如圖，長方形 ABCD 中，E、F、G、H 分別為各邊中點，若 
，則 EFGH 是何種四邊形？周長為多少？
(A)菱形，周長 34
(B)長方形，周長 34
(C)菱形，周長 26
(D)長方形，周長 26
參考答案
無參考答案
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